diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 864260862d..0e4ab09c2f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -2,7 +2,10 @@ name: Build
 
 # Run this workflow every time a new commit pushed to your repository
 
-on: push
+on: 
+  push:
+  schedule:
+    - cron: '0 1 * * *'
 
 env:
   DOTNET_NOLOGO: 1
@@ -72,7 +75,6 @@ jobs:
           files: ./db-ui.lcov ./db-core.lcov
           flag-name: unit tests
 
-  
   tests_file_system:
     name: Run File System Tests
     runs-on: windows-latest
diff --git a/Rdmp.Core.Tests/DataLoad/Engine/Integration/RemoteDatabaseAttacherTests.cs b/Rdmp.Core.Tests/DataLoad/Engine/Integration/RemoteDatabaseAttacherTests.cs
index 3b48e2085f..884fcbd9d6 100644
--- a/Rdmp.Core.Tests/DataLoad/Engine/Integration/RemoteDatabaseAttacherTests.cs
+++ b/Rdmp.Core.Tests/DataLoad/Engine/Integration/RemoteDatabaseAttacherTests.cs
@@ -213,13 +213,13 @@ public void TestRemoteDatabaseAttacherWithDateFilter(DatabaseType dbType, Scenar
 
         if (duration == AttacherHistoricalDurations.Custom)
         {
-            attacher.CustomFetchDurationStartDate = DateTime.Now.AddDays(-7);
-            attacher.CustomFetchDurationEndDate = DateTime.Now;
+            attacher.CustomFetchDurationStartDate = DateTime.UtcNow.AddDays(-7);
+            attacher.CustomFetchDurationEndDate = DateTime.UtcNow;
         }
 
         if (duration == AttacherHistoricalDurations.DeltaReading)
         {
-            attacher.DeltaReadingStartDate = DateTime.Now.AddDays(-7);
+            attacher.DeltaReadingStartDate = DateTime.UtcNow.AddDays(-7);
             attacher.DeltaReadingLookBackDays = 0;
             attacher.DeltaReadingLookForwardDays = 5;
         }
@@ -236,7 +236,7 @@ public void TestRemoteDatabaseAttacherWithDateFilter(DatabaseType dbType, Scenar
 
         if (duration == AttacherHistoricalDurations.SinceLastUse)
         {
-            job.LoadMetadata.LastLoadTime = DateTime.Now.AddDays(-1);// last used yesterday
+            job.LoadMetadata.LastLoadTime = DateTime.UtcNow.AddDays(-1);// last used yesterday
             job.LoadMetadata.SaveToDatabase();
         }
         if (scenario == Scenario.MissingPreLoadDiscardedColumn)
diff --git a/Rdmp.Core.Tests/DataLoad/Modules/Attachers/RemoteTableAttacherTests.cs b/Rdmp.Core.Tests/DataLoad/Modules/Attachers/RemoteTableAttacherTests.cs
index 464982691f..041e5773b0 100644
--- a/Rdmp.Core.Tests/DataLoad/Modules/Attachers/RemoteTableAttacherTests.cs
+++ b/Rdmp.Core.Tests/DataLoad/Modules/Attachers/RemoteTableAttacherTests.cs
@@ -269,19 +269,19 @@ private static string Within(AttacherHistoricalDurations duration)
         switch (duration)
         {
             case AttacherHistoricalDurations.Past24Hours:
-                return DateTime.Now.AddHours(-1).ToString();
+                return DateTime.UtcNow.AddHours(-1).ToString();
             case AttacherHistoricalDurations.Past7Days:
-                return DateTime.Now.AddHours(-1).ToString();
+                return DateTime.UtcNow.AddHours(-1).ToString();
             case AttacherHistoricalDurations.PastMonth:
-                return DateTime.Now.AddHours(-1).ToString();
+                return DateTime.UtcNow.AddHours(-1).ToString();
             case AttacherHistoricalDurations.PastYear:
-                return DateTime.Now.AddHours(-1).ToString();
+                return DateTime.UtcNow.AddHours(-1).ToString();
             case AttacherHistoricalDurations.SinceLastUse:
-                return DateTime.Now.AddHours(-1).ToString();
+                return DateTime.UtcNow.AddHours(-1).ToString();
             case AttacherHistoricalDurations.Custom:
-                return DateTime.Now.AddDays(-1).ToString();
+                return DateTime.UtcNow.AddDays(-1).ToString();
             case AttacherHistoricalDurations.DeltaReading:
-                return DateTime.Now.AddDays(-4).ToString();
+                return DateTime.UtcNow.AddDays(-4).ToString();
             default:
                 return "fail";
         }
@@ -292,19 +292,19 @@ private static string Outwith(AttacherHistoricalDurations duration)
         switch (duration)
         {
             case AttacherHistoricalDurations.Past24Hours:
-                return DateTime.Now.AddDays(-2).ToString();
+                return DateTime.UtcNow.AddDays(-2).ToString();
             case AttacherHistoricalDurations.Past7Days:
-                return DateTime.Now.AddDays(-8).ToString();
+                return DateTime.UtcNow.AddDays(-8).ToString();
             case AttacherHistoricalDurations.PastMonth:
-                return DateTime.Now.AddMonths(-2).ToString();
+                return DateTime.UtcNow.AddMonths(-2).ToString();
             case AttacherHistoricalDurations.PastYear:
-                return DateTime.Now.AddYears(-2).ToString();
+                return DateTime.UtcNow.AddYears(-2).ToString();
             case AttacherHistoricalDurations.SinceLastUse:
-                return DateTime.Now.AddDays(-2).ToString();
+                return DateTime.UtcNow.AddDays(-2).ToString();
             case AttacherHistoricalDurations.Custom:
-                return DateTime.Now.AddDays(-14).ToString();
+                return DateTime.UtcNow.AddDays(-14).ToString();
             case AttacherHistoricalDurations.DeltaReading:
-                return DateTime.Now.AddDays(-10).ToString();
+                return DateTime.UtcNow.AddDays(-10).ToString();
             default:
                 return "fail";
         }
@@ -351,17 +351,17 @@ private void RunAttachStageWithFilterJob(RemoteTableAttacher attacher, Discovere
         job.StartLogging();
         if (duration == AttacherHistoricalDurations.SinceLastUse)
         {
-            job.LoadMetadata.LastLoadTime = DateTime.Now.AddDays(-1);// last used yesterday
+            job.LoadMetadata.LastLoadTime = DateTime.UtcNow.AddDays(-1);// last used yesterday
             job.LoadMetadata.SaveToDatabase();
         }
         if (duration == AttacherHistoricalDurations.Custom)
         {
-            attacher.CustomFetchDurationStartDate = DateTime.Now.AddDays(-7);
-            attacher.CustomFetchDurationEndDate = DateTime.Now;
+            attacher.CustomFetchDurationStartDate = DateTime.UtcNow.AddDays(-7);
+            attacher.CustomFetchDurationEndDate = DateTime.UtcNow;
         }
         if (duration == AttacherHistoricalDurations.DeltaReading)
         {
-            attacher.DeltaReadingStartDate = DateTime.Now.AddDays(-7);
+            attacher.DeltaReadingStartDate = DateTime.UtcNow.AddDays(-7);
             attacher.DeltaReadingLookBackDays = 0;
             attacher.DeltaReadingLookForwardDays = 5;
         }